MECHANICAL ENGINEERING
Mechanical Engineering MCQs
1. In the 'PERT' network, the project completion time is considered to follow
A:-Normal Distribution
B:-Beta Distribution
C:-Linear Distribution
D:-None of the above
Ans: A
2. What are the constituents of phosphor bronze ?
A:-Nickel, Copper and Cobalt
B:-Copper, Zinc and Manganese
C:-Copper, Tin and Phosphorous
D:-Aluminium, Copper and Nickel
Ans: C
3. Movement of block of atoms along certain crystallographic phases and directions termed as
A:-Glide
B:-Twinning
C:-Slip
D:-Jog
Ans: C
4. The correct order of co-ordination number in SC, BCC, FCC and HCP unit cells is
A:-12, 12, 8, 6
B:-6, 8, 12, 12
C:-6, 6, 8, 12
D:-12, 8, 6, 12
Ans: B
5. Addition of magnesium to cast Iron increases it's
A:-Hardness
B:-Creep strength
C:-Corrosion resistance
D:-Ductility and strength in tension
Ans: D
6. During a tensile testing of a specimen using 'UTM', the parameters actually measured include
A:-True stress and true strain
B:-Poisson's ratio and Young's modulus
C:-Engineering stress and engineering strain
D:-Load and elongation
Ans: D
7. A gauge block is checked for it's taperness using interferometer and the wavelength of the light is 0.4 `mu` m. The number of fringes obtain are ten and five when the job is filted by 180°. The taperness is
A:-0.4`mu` m` `
B:-0.5`mu` m
C:-0.8`mu` m
D:-0.6`mu` m
Ans: B
8. The most accurate surface roughness measuring instrument is
A:-Perthometer
B:-Light Section Microscope
C:-Tomlinson Surface Tester
D:-Profile projector
Ans: A
9. Draft on pattern means
A:-Locating aid
B:-Allowance for machining
C:-Facility for stripping
D:-Compensation for shrinkage
Ans: C
10. Match plate pattern is used in
A:-green sand molding
B:-bench molding
C:-pit moulding
D:-machine moulding
Ans: D
A:-Normal Distribution
B:-Beta Distribution
C:-Linear Distribution
D:-None of the above
Ans: A
2. What are the constituents of phosphor bronze ?
A:-Nickel, Copper and Cobalt
B:-Copper, Zinc and Manganese
C:-Copper, Tin and Phosphorous
D:-Aluminium, Copper and Nickel
Ans: C
3. Movement of block of atoms along certain crystallographic phases and directions termed as
A:-Glide
B:-Twinning
C:-Slip
D:-Jog
Ans: C
4. The correct order of co-ordination number in SC, BCC, FCC and HCP unit cells is
A:-12, 12, 8, 6
B:-6, 8, 12, 12
C:-6, 6, 8, 12
D:-12, 8, 6, 12
Ans: B
5. Addition of magnesium to cast Iron increases it's
A:-Hardness
B:-Creep strength
C:-Corrosion resistance
D:-Ductility and strength in tension
Ans: D
6. During a tensile testing of a specimen using 'UTM', the parameters actually measured include
A:-True stress and true strain
B:-Poisson's ratio and Young's modulus
C:-Engineering stress and engineering strain
D:-Load and elongation
Ans: D
7. A gauge block is checked for it's taperness using interferometer and the wavelength of the light is 0.4 `mu` m. The number of fringes obtain are ten and five when the job is filted by 180°. The taperness is
A:-0.4`mu` m` `
B:-0.5`mu` m
C:-0.8`mu` m
D:-0.6`mu` m
Ans: B
8. The most accurate surface roughness measuring instrument is
A:-Perthometer
B:-Light Section Microscope
C:-Tomlinson Surface Tester
D:-Profile projector
Ans: A
9. Draft on pattern means
A:-Locating aid
B:-Allowance for machining
C:-Facility for stripping
D:-Compensation for shrinkage
Ans: C
10. Match plate pattern is used in
A:-green sand molding
B:-bench molding
C:-pit moulding
D:-machine moulding
Ans: D
MECHANICAL ENGINEERING- OLD QUESTION PAPERS
- Mechanical Engineering Answer Key view (TNPSC 16-06-2012)
- Mechanical Engineering Answer Key view (TNPSC 03-07-2016)
- Mechanical Engineering Answer Key view (TNPSC 26-08-2012)
- Mechanical Engineering Answer Key view (TNPSC 09-06-2013)
- Mechanical Engineering Answer Key view (TNPSC 02-12-2014)
- Mechanical Engineering Answer Key view (TNPSC 19-12-2016)
- Mechanical Engineering Answer Key (with Production TNPSC 01-08-2014)
- Mechanical Engineering Answer Key view (Rajasthan PSC 14-08-2013)
- Mechanical Engineering Answer Key view (with Automobile RPSC 21-08-2014)
- Mechanical Engineering Answer Key view (with Automobile RPSC 17-10-2014)
- Mechanical Engineering Answer Key view (Rajasthan PSC 16-01-2016)
- Mechanical Engineering Answer Key view (Rajasthan PSC 6-05-2016)
- Mechanical Engineering Answer Key view (GATE Set 1 2016)
- Mechanical Engineering Answer Key view (GATE Set 2 2016)
- Mechanical Engineering Answer Key view (GATE Set 3 2016)
SUBSCRIPTION
- Mechanical Engineering - 10 MCQs
- Mechanical Engineering- Page 1 - 100 MCQs
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- Mechanical Engineering- Page 22
- Mechanical Engineering- Page 23
- Mechanical Engineering- Tool and Die Maker
- Mechanical Engineering- Pump Operation
- Mechanical Engineering- Instrument Mechanic